320 

   321 

   322 @login_required

   323 def manage_payments(request, scope,

   324                     template_name='registration/manage_payments.html'):

   325     """View that gives a form to manage payments.

   326     """

   327 

   328     if not request.user.is_superuser:

   329         redirect_to = reverse('scipycon_login', kwargs={'scope': scope})

   330         return set_message_cookie(

   331             redirect_to, msg = u'You must be an admin on this website to '

   332             'access this page.')

   333 

   334     message = None

   335 

   336     scope_entity = Event.objects.get(scope=scope)

   337 

   338     if request.method == 'POST':

   339         post_data = request.POST

   340         list_user_ids = []

   341         for user_id_string in post_data:

   342             id_str_list = user_id_string.split('_')

   343             if (len(id_str_list) == 3 and id_str_list[0] == 'registrant' and

   344               id_str_list[1] == 'id'):

   345                 id = int(id_str_list[2])

   346                 reg_user = User.objects.get(pk=id)

   347 

   348                 payment, created = reg_user.payment_set.get_or_create(

   349                   user=reg_user, scope=scope_entity)

   350 

   351                 payment.paid = True

   352                 payment.save()

   353 

   354                 list_user_ids.append(id)

   355 

   356         # This is done to unset for the confirmation for users for whom

   357         # mistakenly confirmation was set.

   358         # (TODO) This is a very expensive operation, any better solution

   359         # will be appreciated.

   360         unpaid_users = User.objects.exclude(pk__in=list_user_ids)

   361         for user in unpaid_users:

   362             payment, created = user.payment_set.get_or_create(

   363               user=user, scope=scope_entity)

   364             payment.paid = False

   365             payment.save()

   366 

   367     registrants = Registration.objects.all()

   368 

   369     return render_to_response(template_name, RequestContext(request,

   370         {'params': {'scope': scope},

   371          'registrants': registrants,

   372          }))